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+// Copyright (c) 2005 VMware, Inc.
+
+// This is a translation of http://git.gnome.org/browse/meld/tree/meld/ui/wraplabel.py,
+// which in turn is a translation of WrapLabel from libview.
+
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+// Python translation from wrapLabel.{cc|h} by Gian Mario Tagliaretti
+// Vala translation from wraplabel.py by Zbigniew Jędrzejewski-Szmek
+
+public class WrapLabel : Gtk.Label {
+ private int _wrap_width;
+
+ public WrapLabel(string? text = null) {
+ this._wrap_width = 0;
+ var layout = get_layout();
+ layout.set_wrap(Pango.WrapMode.WORD_CHAR);
+ if (text != null)
+ this.set_text(text);
+ this.set_alignment(0, 0);
+ }
+
+ public override void size_request(out Gtk.Requisition requisition) {
+ int width, height;
+ var layout = get_layout();
+ layout.get_pixel_size(out width, out height);
+ requisition.width = 0;
+ requisition.height = height;
+ }
+
+ public override void size_allocate(Gdk.Rectangle allocation) {
+ base.size_allocate (allocation);
+ this._set_wrap_width(allocation.width);
+ }
+
+ public new void set_text(string str) {
+ base.set_text(str);
+ this._set_wrap_width(this._wrap_width);
+ }
+
+ public new void set_markup(string str) {
+ base.set_markup(str);
+ this._set_wrap_width(this._wrap_width);
+ }
+
+ private void _set_wrap_width(int width) {
+ if (width == 0)
+ return;
+
+ var layout = get_layout();
+ layout.set_width(width * Pango.SCALE);
+ if (_wrap_width != width) {
+ this._wrap_width = width;
+ this.queue_resize();
+ }
+ }
+}